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Classify the Following into Solutions, Suspensions and Colloids : Soda-water, Milk, Brine, Blood, Ink, Smoke in Air, Chalk Water - Science

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प्रश्न

Classify the following into solutions, suspensions and colloids :

Soda-water, Milk, Brine, Blood, Ink, Smoke in air, Chalk water mixture, Milk of Magnesia, Shaving cream, Muddy river water.

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उत्तर

Solutions – Brine

Suspensions – Chalk water mixture, milk of magnesia, Muddy river water

Colloids – Milk, blood, ink, shaving cream, smoke in air, soda water

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पाठ 2: Is Matter Around Us Pure - Very Short Answers [पृष्ठ ८०]

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लखमीर सिंह Chemistry [English] Class 9
पाठ 2 Is Matter Around Us Pure
Very Short Answers | Q 33 | पृष्ठ ८०

व्हिडिओ ट्यूटोरियलVIEW ALL [3]

संबंधित प्रश्‍न

The inter-molecular force is maximum in


Select the correct alternative

The molecules can move freely anywhere in

  1. gases
  2. liquids
  3. solids
  4. none of the above

Fill in the blank :

The state of matter with definite volume and definite shape is called______


Fill in the blank

All matter is made up of tiny particles called ______


Write true or false for each statement. Rewrite the false statement correctly.

Matter cannot exist in different states.


Define matter. Give four examples of matter.


The best evidence for the existence and movement of particles in liquids was provided by :


The three important metalloids are.............................. and ..........................


Give reason why graphite is used for making elecrode in a dry cell.


Name a metal which forms amalgams.


There are three substances X, Y and Z. The substance X does not have a fixed melting point or boiling point and it still shows the individual properties of its constituents. The substance Y is a pure substance which occurs in nature as such. The substance Y has a fixed melting point and boiling point but it cannot be broken down into simpler substances by any chemical means. The substance Z is also a pure substance whose properties are entirely different from those of its constituents. The substance Z can, however, be divided by electrolysis into two substances which belong to the same class of substances as Y.

  1. What type of substance could X be ? Name one substance like X.
  2. What type of substance could Y be ? Name one substance like Y.
  3. What type of substance could Z be ? Name one substance like Z.
  4. Which process involves absorption or release of an appreciable amount of energy : formation of substance X or formation of substance Z ?
  5. Name the three groups into which all the substances like Y are divided on the basis of their properties.

Which of the following contains less solute at a given temperature and pressure ? Unsaturated solution or Saturated solution.


What do you understand by the statement " the solubility of copper sulphate in water at 20°C is 20.7 g" ?


The technique which is used to separate particles of a solid suspended in a liquid quickly is called :


The best way to recover sugar from an aqueous sugar solution is :


Asmita went to buy an earthen pot. There she saw many things kept for sale.
From what substance has the potter made all the things?


Non-metals are usually poor conductors of heat and electricity. They are non-lustrous, non-sonorous, non-malleable and are coloured.

Name a non-metal which exists as a liquid at room temperature.


Liquids have ______.


Compressibility of solids: ______.


Define the term matter.


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